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Thread: Maximum Security

  1. #111
    baaah. billygoat333's Avatar
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    Default Re: Maximum Security

    so you use solder for the traces? thats pretty cool.
    Quote Originally Posted by Omega
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  2. #112
    The floppy drive is no longer obsolete. AmEv's Avatar
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    Default Re: Maximum Security

    No, to cover up the copper traces to prevent rusting/oxidiation.


    I do wonder, is it possible to control the contrast with the microcontroller?
    Two years. They were great. Let's make the next ones even better!

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  3. #113
    Resident 100HP water-cannon operator SXRguyinMA's Avatar
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    Default Re: Maximum Security

    no the traces are copper as you can see in the pre-assembled pics. I put solder on the traces to keep the copper from oxidizing I'll have a nice in-depth tutorial in my Integrating Electronics series in part 4

  4. #114
    Resident 100HP water-cannon operator SXRguyinMA's Avatar
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    Default Re: Maximum Security

    Quote Originally Posted by AmEv View Post
    No, to cover up the copper traces to prevent rusting/oxidiation.


    I do wonder, is it possible to control the contrast with the microcontroller?
    we posted at the same time lol. I do suppose it would be possible. All the pot does is send between 0-5V to the contrast pin, PWM may achieve the same result, but I'm not sure if the LCD will enjoy PWM on it's contrast pin. I'll have to play with it and find out. I've always just set the contrast and put a dab of hot glue on the pot to keep it where I want it.

  5. #115
    The floppy drive is no longer obsolete. AmEv's Avatar
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    Default Re: Maximum Security

    Touche.

    +rep for being on the same wavelength 500 miles away lol.
    Two years. They were great. Let's make the next ones even better!

    Tri.fecta

  6. #116
    Resident 100HP water-cannon operator SXRguyinMA's Avatar
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    Default Re: Maximum Security

    Now you've got me wanting to play around with pwm on the contrast pin lol. I'll do it and let you know

  7. #117
    Administrator OvRiDe's Avatar
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    Default Re: Maximum Security

    Quote Originally Posted by AmEv View Post
    No, to cover up the copper traces to prevent rusting/oxidiation.


    I do wonder, is it possible to control the contrast with the microcontroller?
    Quote Originally Posted by SXRguyinMA View Post
    no the traces are copper as you can see in the pre-assembled pics. I put solder on the traces to keep the copper from oxidizing I'll have a nice in-depth tutorial in my Integrating Electronics series in part 4
    Could you do the same thing with some clear coat or clear nail polish after you have soldered on your components? I honestly don't know, but it seems like it would be easier in the long run.

  8. #118
    baaah. billygoat333's Avatar
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    Default Re: Maximum Security

    Thanks for the knowledge.
    Quote Originally Posted by Omega
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  9. #119
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    Default Re: Maximum Security

    Quote Originally Posted by OvRiDe View Post
    Could you do the same thing with some clear coat or clear nail polish after you have soldered on your components? I honestly don't know, but it seems like it would be easier in the long run.
    i don't see why not. it would be similar to using non-conformal coating.

  10. #120
    Resident 100HP water-cannon operator SXRguyinMA's Avatar
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    Default Re: Maximum Security

    A lot of people actually use an airbrush or something similar

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